Home / 35,979.60-53,973.45-11,019.45

Finding the Fourth Proportional to 35,979.60, 53,973.45 and 11,019.45

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Solution

The fourth proportional to 35,979.60, 53,973.45 and 11,019.45 is: 16,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.60 : 53,973.45 = 11,019.45 : x
  2. Step 2: Convert to fraction form
    35,979.60/53,973.45 = 11,019.45/x
  3. Step 3: Cross multiply
    35,979.60x = 53,973.45 × 11,019.45
  4. Step 4: Simplify right side
    35,979.60x = 594,757,733.60
  5. Step 5: Solve for x
    x = 594,757,733.60/35,979.60
  6. Step 6: Final answer
    x = 16,530.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.